1. Nagisa no Aoi Parasol
A story about university student Matsuda Natsuki and his thoughts about his life; about how he slowly began to withdraw himself from people and eventually ended up mostly alone.
The first chapter is second chronologically. In chapter one, Natsuki and Komano are already a couple. Chapter two is the story of how they met.

2. Ringo ni Hachimitsu

3-5. Sekai no Owari no Natsu Moyou
A guy go to visit an old classmate to confess his love, stating as it will soon be the end of the world, he doesn’t want to have any regrets? The other one couldn’t care less about him or is it...